Bidirection
双向
🗣️ 情景例句
Where there's a will, there's a way.
有志者事竞成。
Who is going to throw stones?
谁在扔石头？
They will hardly know which facts to select from the great mass of evidence that steadily accumulates.
对于逐渐积累起来的庞大材料，他们几乎不知道选取哪些好，